/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.inspur.edp.cef.generator.repository.adaptor.method;

import com.inspur.edp.caf.generator.baseInfo.ParameterInfo;
import com.inspur.edp.caf.generator.baseInfo.TypeInfo;
import com.inspur.edp.caf.generator.method.ClassMethodGenerator;
import com.inspur.edp.cef.entity.condition.SortCondition;
import org.eclipse.jdt.core.dom.Block;
import org.eclipse.jdt.core.dom.Modifier;
import org.eclipse.jdt.core.dom.ReturnStatement;

import java.util.ArrayList;

public class DefaultSortMethodGenerator extends ClassMethodGenerator
{
	private static final String ConditionVarName = "conditions";
	private java.util.ArrayList<SortCondition> sortConditions;
	public DefaultSortMethodGenerator(java.util.ArrayList<SortCondition> sortConditions)
	{
		this.sortConditions = sortConditions;
	}
	@Override
	protected String getMethodName()
	{
		return "getDefaultSortCondition";
	}

	@Override
	protected TypeInfo getReturnType()
	{
		TypeInfo typeInfo=new TypeInfo(ArrayList.class);
		typeInfo.setIsParameterizedType(true);
		typeInfo.getArguments().add(new TypeInfo(SortCondition.class));
		return typeInfo;
//		return java.util.ArrayList<SortCondition>.class;
	}

	@Override
	protected ArrayList<Modifier.ModifierKeyword> getAccessModifiers()
	{
		return new java.util.ArrayList<Modifier.ModifierKeyword>
				(java.util.Arrays.asList(new Modifier.ModifierKeyword[] { Modifier.ModifierKeyword.PROTECTED_KEYWORD}));
	}

	@Override
	protected boolean getIsOverride() {
		return true;
	}

	@Override
	protected ArrayList<ParameterInfo> getParameterCollection()
	{
		return null;
	}

	@Override
	protected Block buildMethodBody()
	{
		Block block=ast.newBlock();
		ReturnStatement returnStatement=ast.newReturnStatement();
		returnStatement.setExpression(ast.newNullLiteral());
		block.statements().add(returnStatement);
		return block;
//		java.util.ArrayList<StatementSyntax> statements = new java.util.ArrayList<StatementSyntax>();
//		LocalDeclarationStatementSyntax initStatemet = getInitStatement();
//		statements.add(initStatemet);
//		BuildSortStatement(statements);
//

//		var returnStatement = SyntaxFactory.ReturnStatement(SyntaxFactory.IdentifierName(ConditionVarName));
//		statements.add(returnStatement);
//
//		return SyntaxFactory.Block(statements.toArray(new StatementSyntax[]{}));
	}

//	private LocalDeclarationStatementSyntax getInitStatement()
//	{
//		return SyntaxFactory.LocalDeclarationStatement(SyntaxFactory.VariableDeclaration(SyntaxFactory.IdentifierName("var")).WithVariables(SyntaxFactory.SingletonSeparatedList(SyntaxFactory.VariableDeclarator(SyntaxFactory.Identifier(ConditionVarName)).WithInitializer(SyntaxFactory.EqualsValueClause(SyntaxFactory.ObjectCreationExpression(TypeUtils.getTypeSyntax(java.util.ArrayList<SortCondition>.class)).WithArgumentList(SyntaxFactory.ArgumentList()))))));
//	}
//
//	private void buildSortStatement(java.util.ArrayList<StatementSyntax> statements)
//	{
//		if (sortConditions == null || sortConditions.size() < 1)
//		{
//			return;
//		}
//		for (int i = 0; i < sortConditions.size(); i++)
//		{

//			var condition = sortConditions.get(i);

//			var valName = "Cod" + (i + 1);
//			LocalDeclarationStatementSyntax initStatment = getInitConditionState(condition, valName);
//			statements.add(initStatment);
//			ExpressionStatementSyntax addStatement = getAddStatement(valName);
//			statements.add(addStatement);
//		}
//	}
//
//
//	private LocalDeclarationStatementSyntax getInitConditionState(SortCondition condition, String valName)
//	{
//		return SyntaxFactory.LocalDeclarationStatement(SyntaxFactory.VariableDeclaration(SyntaxFactory.IdentifierName("var")).WithVariables(SyntaxFactory.<VariableDeclaratorSyntax>SingletonSeparatedList(SyntaxFactory.VariableDeclarator(SyntaxFactory.Identifier(valName)).WithInitializer(SyntaxFactory.EqualsValueClause(SyntaxFactory.ObjectCreationExpression(TypeUtils.getTypeSyntax(SortCondition.class)).WithArgumentList(SyntaxFactory.ArgumentList(SyntaxFactory.<ArgumentSyntax>SeparatedList(new SyntaxNodeOrToken[] { SyntaxFactory.Argument(SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression, SyntaxFactory.Literal(condition.getSortField()))), SyntaxFactory.Token(SyntaxKind.CommaToken), SyntaxFactory.Argument(SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, TypeUtils.getTypeSyntax(SortType.class), SyntaxFactory.IdentifierName(condition.getSortType().toString()))) }))))))));
//	}
//
//	private ExpressionStatementSyntax getAddStatement(String valName)
//	{
//		return SyntaxFactory.ExpressionStatement(SyntaxFactory.InvocationExpression(SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, SyntaxFactory.IdentifierName(ConditionVarName), SyntaxFactory.IdentifierName("Add"))).WithArgumentList(SyntaxFactory.ArgumentList(SyntaxFactory.<ArgumentSyntax>SingletonSeparatedList(SyntaxFactory.Argument(SyntaxFactory.IdentifierName(valName))))));
//	}
}
